Marlene Angel (26 episodes, 1999-2000)
Yuji Kaido (26 episodes, 1999-2000)
Medical Doctor (26 episodes, 1999-2000)
Seno Miyagi / Sgt. Robert Bradley / Additional Voices / Takashi (16 episodes, 1999-2000)
Su / Lu / Woman #1 / Women #1 (12 episodes, 1999-2000)
Joey Heald / Additional Voices (11 episodes, 1999-2000)
Additional Voices / Keith Bean (10 episodes, 1999-2000)
Rick (10 episodes, 2000)
Tony Frost (9 episodes, 2000)
Additional Voices / Doug Vreiss (8 episodes, 1999-2000)
Brenda / Minnie White (8 episodes, 1999-2000)
Alicia Whistle (8 episodes, 2000)
Additional Voices / Robot Voice (7 episodes, 1999-2000)
Dice Quaid / Ted / Additional Voices (6 episodes, 1999-2000)
Additional Voices / Soldier #2 / Survivor #1 / Survivor #1, Soldier #1, Additional Voices (6 episodes, 1999-2000)
Additional Voices / Doctor / Researcher (6 episodes, 1999-2000)
Chairman Victor / Additional Voices (6 episodes, 1999-2000)
Additional Voices / Amick Hendar (6 episodes, 1999-2000)
Additional Voices (6 episodes, 1999-2000)
Robert (6 episodes, 1999)
Additional Voices / Gernreich (5 episodes, 1999-2000)
Additional Voices (4 episodes, 1999-2000)
Yung / Additional Voices (4 episodes, 1999-2000)
Additional Voices / Scott (4 episodes, 1999)
Dice Quaid (3 episodes, 1999)
Additional Voices / Man #2 / Soldier A (3 episodes, 1999-2000)
Additional Voices / Man (3 episodes, 1999-2000)
Seamus Han / Man (3 episodes, 1999)
Soldier #1 / Additional Voices (3 episodes, 1999)
Additional Voices (3 episodes, 2000)
Elena (2 episodes, 1999)
Commander (2 episodes, 1999)
Additional Voices (2 episodes, 1999)
Seamus Han (2 episodes, 1999)
Minh (2 episodes, 1999)
Additional Voices (2 episodes, 2000)
Ben (2 episodes, 2000)
Radio Voice (1 episode, 1999)
Man #1 (1 episode, 1999)
Additional Voices (1 episode, 1999)
Additional Voices (1 episode, 2000)
Elena's father (unknown episodes)
Victor (unknown episodes)
Operator (unknown episodes)
Seno (unknown episodes)
Amick Hendar boy, Handaru Aamikku (unknown episodes)
Kyzyl Kum Guard leader (unknown episodes)
Baikonur leader (unknown episodes)
Doug (unknown episodes)
Gernreich (unknown episodes)
Ruu Sue (unknown episodes)
Minh (unknown episodes)